Now showing: UN New York - Postage stamps (1951 - 2024) - 1 stamps.
4. February WM: None Perforation: 11¾
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![[Science and Technology Conference, Geneva, type BO]](https://swmedia-4cd6.kxcdn.com/media/catalogue/UN-New-York/Postage-stamps/BO-s.jpg)
![[Science and Technology Conference, Geneva, type BO1]](https://swmedia-4cd6.kxcdn.com/media/catalogue/UN-New-York/Postage-stamps/BO1-s.jpg)
